Classes
class	EventNotRegisteredError
	Thrown when an unregistered rclcpp::Event is encountered where a registered one was expected. More...

class	InvalidEventError
	Thrown when an invalid rclcpp::Event object or SharedPtr is encountered. More...

class	InvalidNodeError
	Thrown when a method is trying to use a node, but it is invalid. More...

class	RCLBadAlloc
	Created when the ret is RCL_RET_BAD_ALLOC. More...

class	RCLError
	Created when the return code does not match one of the other specialized exceptions. More...

class	RCLErrorBase

class	RCLInvalidArgument
	Created when the ret is RCL_RET_INVALID_ARGUMENT. More...

Functions
void	throw_from_rcl_error (rcl_ret_t ret, const std::string &prefix="", bool reset_error=true)
	Throw a C++ std::exception which was created based on an rcl error. More...

Function Documentation

§ throw_from_rcl_error()

void rclcpp::exceptions::throw_from_rcl_error	(	rcl_ret_t	ret,
		const std::string &	prefix = `""`,
		bool	reset_error = `true`
	)

Throw a C++ std::exception which was created based on an rcl error.

Parameters

ret	the return code for the current error state
prefix	string to prefix to the error if applicable (not all errors have custom messages)
reset_error	if true rcl_reset_error() is called before returning

Exceptions

std::invalid_argument	if ret is RCL_RET_OK
std::runtime_error	if the rcl_get_error_state returns 0
RCLErrorBase	some child class exception based on ret